<template>
  <div class="seniorschoolSubjectstyle">
    <!-- 标题 -->
    <h2>{{ datas.text }}</h2>
    <!-- 提示 -->
    <p style="color: #969799; font-size: 12px; margin-top: 10px">
      拖动选中的导航可对其排序
    </p>
    <el-form label-width="80px" :model="datas" size="small" :rules="rules">
      <!-- 标题内容 -->
      <el-form-item class="lef" label="选择模板">
        <p style="color: #000; line-height: 4px">{{ styleText }}</p>
      </el-form-item>
      <!-- 卡片样式选择 -->
      <div class="commodityType">
        <el-tooltip v-for="(item, index) in commodityTypes" :key="index" class="item" effect="dark" :content="item.content" placement="bottom">
          <span class="iconfont" style="font-size: 21px" :class="[item.type === datas.commodityType ? 'active' : '', item.icon]" @click="onTest(index)"/>
        </el-tooltip>
      </div>

      <div class="bor" />
      
      <!-- 应用列表 -->
      <div v-if="datas.imageList[0]">
        <vuedraggable v-model="datas.imageList" v-bind="dragOptions">
          <transition-group>
            <section v-for="(item, index) in datas.imageList" :key="item + index" class="imgList">
              <i class="el-icon-circle-close closeicon" @click="deleteimg(index)" />
              <div class="applist">
                <!-- 图片 -->
                <div class="imag">
                  <img src="../../../../assets/images/add.png" @click="showUpload(index)" alt draggable="false" v-if="!item.bakcgroundImg" />
                  <img :src="item.bakcgroundImg" @click="showUpload(index)" alt="" draggable="false" />
                </div>
                <!-- 标题和链接 -->
                <div class="imgText">
                  <el-input v-model="item.name" placeholder="请输入应用名称" size="mini" clearable style="margin-bottom: 6px"/>
                  <el-input v-model="item.desc" placeholder="请输入应用描述" size="mini" clearable style="margin-bottom: 6px"/>
                  <!-- 选择类型 -->
                  <select-link @selectThisLink="selectThisLink" @clearThisLink="clearThisLink(index)" :linktypeurl="item.url" :theIndex="index" />
                  <el-form-item class="lef" label="VIP标识">
                    {{ item.isVipShow ? "显示" : "显示" }}
                    <el-checkbox v-model="item.isVipShow" />
                  </el-form-item>
                </div>
              </div>
            </section>
          </transition-group>
        </vuedraggable>
      </div>

      <!-- 添加应用 -->
      <el-button style="margin-bottom:20px;" type="primary" plain @click="addContent">
        <i class="el-icon-plus" />添加应用
      </el-button>

      <!-- 在学人数 -->
      <el-form-item class="lef" label="在学人数">
        {{ datas.readNumberShow ? "显示" : "隐藏" }}
        <el-checkbox v-model="datas.readNumberShow" style="margin-left: 196px" />
      </el-form-item>
    </el-form>
    <!-- 上传图片 -->
    <uploadimg ref="upload" @uploadInformation="uploadInformation" />
  </div>
</template>
<script>
import uploadimg from "../../../uploadImg"; // 图片上传
import vuedraggable from "vuedraggable"; // 拖拽组件
import SelectLink from "../../../selectLink";
export default {
  name: "SeniorschoolSubjectstyle",
  components: { 
    uploadimg, 
    vuedraggable, 
    SelectLink 
  },
  props: {
    datas: Object,
  },
  data() {
    const kon = (rule, value, callback) => {
      if (value.length === 0) callback(new Error("请输入有效数字"));
    };
    return {
      dragOptions: {
        // 拖拽配置
        animation: 200,
      },
      emptyText: "",
      commodityTypes: [
        {
          icon: "icon-tupian",
          type: 0,
          content: "一列一个",
        },
        {
          icon: "icon-commodity-yihangliangge",
          type: 1,
          content: "一列两个",
        },
        {
          icon: "icon-yihangsange",
          type: 2,
          content: "一列三个",
        },
        {
          icon: "icon-yihangyige",
          type: 3,
          content: "一列一个2",
        },
        {
          icon: "icon-commodity-xiangxiliebiao",
          type: 4,
          content: "一列两个2",
        },
      ],
      rules: {
        textWeight: [{ required: true, validator: kon, trigger: "blur" }],
      },
      changeIndex: "",
    };
  },
  computed: {
    styleText() {
      if (this.datas.commodityType === 0) return "一列一个";
      if (this.datas.commodityType === 1) return "一列两个";
      if (this.datas.commodityType === 2) return "一列三个";
      if (this.datas.commodityType === 3) return "一列一个2";
      if (this.datas.commodityType === 4) return "一列两个2";
    },
  },
  methods: {
    onTest(index) {
      this.datas.commodityType = index;
      this.$emit("updateView");
    },
    addContent() {
      this.datas.imageList.push({
        bakcgroundImg: "",
        name: "",
        desc: "",
        isVipShow:false
      });
    },
    showUpload(index) {
      this.$refs.upload.showUpload();
      this.changeIndex = index;
    },
    // 提交
    uploadInformation(res) {
      this.datas.imageList[this.changeIndex].bakcgroundImg = res;
    },
    selectThisLink(resu) {
      this.datas.imageList.forEach((it, ind) => {
        if (ind == resu.index) {
          it.url = resu.url;
          it.linktype = resu.linktype;
          it.name = resu.name;
          it.desc = resu.note;
        }
      });
    },
    clearThisLink (index) {
      this.datas.imageList[index].url = '';
    },
    /* 删除应用区 */
    deleteimg(index) {
      this.datas.imageList.splice(index, 1);
    },
  },
};
</script>
<style lang="scss" scoped>
.seniorschoolSubjectstyle {
  width: 100%;
  position: absolute;
  left: 0;
  top: 0;
  padding: 0 10px 20px;
  box-sizing: border-box;
  .bor {
    height: 1px;
    margin: 20px 0;
    background-color: #ebedf0;
  }
  /* 标题 */
  h2 {
    padding: 24px 16px 24px 0;
    margin-bottom: 15px;
    border-bottom: 1px solid #f2f4f6;
    font-size: 18px;
    font-weight: 600;
    color: #323233;
  }

  .lef {
    .el-form-item__label {
      text-align: left;
    }
  }

  /* 列表 */
  .imgList {
    padding: 6px 12px;
    margin: 16px 7px;
    border-radius: 2px;
    background-color: #fff;
    box-shadow: 0 0 4px 0 rgba(10, 42, 97, 0.2);
    position: relative;

    /* 删除图标 */
    .closeicon {
      position: absolute;
      right: -10px;
      top: -10px;
      cursor: pointer;
      font-size: 19px;
    }
    .applist {
      display: flex;
      align-items: center;
      margin-top: 10px;
      position: relative;

      .appcloseicon {
        position: absolute;
        right: -23px;
        top: 20px;
        cursor: pointer;
        font-size: 19px;
      }
      /* 图片 */
      .imag {
        width: 60px;
        height: 60px;
        border-radius: 5px;
        overflow: hidden;
        position: relative;
        cursor: pointer;
        img {
          width: 100%;
          height: 100%;
          display: inline-block;
        }
        span {
          background: rgba(0, 0, 0, 0.5);
          font-size: 12px;
          position: absolute;
          left: 0px;
          bottom: 0px;
          display: inline-block;
          width: 100%;
          text-align: center;
          color: #fff;
          height: 20px;
          line-height: 20px;
        }
      }

      /* 图片字 */
      .imgText {
        width: 80%;
        display: flex;
        flex-direction: column;
        box-sizing: border-box;
        padding-left: 20px;
        justify-content: space-between;
        .select-type {
          display: flex;
          .el-select {
            .el-input {
              padding: 5px 0;
              input {
                white-space: nowrap;
                overflow: hidden;
                text-overflow: ellipsis;
              }
            }
          }
        }
      }

      .isub {
        padding: 5px 0;
        span {
          font-size: 14px;
          color: #666666;
        }
      }
    }

    /* 背景图 */
    .backgroundImg {
      display: inline-flex;
      align-items: center;
      cursor: pointer;
      width: 60px;
      height: 60px;
      position: relative;
      background: #f2f4f6;

      img {
        width: 100%;
        height: auto;
      }

      p {
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 20px;
        font-size: 12px;
        color: #fff;
        background: rgba(0, 0, 0, 0.5);
        text-align: center;
        line-height: 20px;
      }
    }

  }

  /* 列表样式 */
  .commodityType {
    display: flex;
    justify-content: space-around;
    align-items: center;
    span {
      display: inline-block;
      width: 58px;
      height: 32px;
      text-align: center;
      line-height: 32px;
      background: #fff;
      border: 1px solid #ebedf0;
      color: #979797;
      margin: 0 1px;
      cursor: pointer;
      transition: all 0.5s;

      &:hover {
        border: 1px solid #155bd4;
        color: #155bd4;
      }

      &.active {
        border: 1px solid #155bd4;
        background-color: #e0edff;
        color: #155bd4;
      }
    }
  }
}
</style>
